Athlon 300U vs Atom D2550

Primary details

Comparing Atom D2550 and Athlon 300U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	1730
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	AMD Athlon
Architecture codename	Cedarview (2011−2012)	Raven Ridge 2 (2019)
Release date	1 November 2011 (12 years ago)	6 January 2019 (5 years ago)

Detailed specifications

Atom D2550 and Athlon 300U basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	2 (Dual-core)
Threads	4	4
Base clock speed	1.86 GHz	2.4 GHz
Boost clock speed	1.87 GHz	3.3 GHz
Bus type	no data	PCIe 3.0
Multiplier	no data	24
L1 cache	64 KB (per core)	128K (per core)
L2 cache	512K (per core)	512K (per core)
L3 cache	0 KB	4 MB (shared)
Chip lithography	32 nm	14 nm
Die size	66 mm2	209.78 mm2
Maximum core temperature	100 °C	no data
Number of transistors	176 million	4940 Million
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Atom D2550 and Athlon 300U compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1 (Uniprocessor)
Socket	FCBGA559	FP5
Power consumption (TDP)	10 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom D2550 and Athlon 300U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	XFR, FMA3, SSE 4.2, AVX2, SMT
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	-	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
PAE	36 Bit	no data
Status	Discontinued	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom D2550 and Athlon 300U are enumerated here.

AMD-V	-	+
VT-d	-	no data
VT-x	-	no data
VT-i	-	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom D2550 and Athlon 300U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4 Dual-channel
Maximum memory size	4 GB	64 GB
Max memory channels	1	2
Maximum memory bandwidth	6.4 GB/s	38.397 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare

Intel Graphics Media Accelerator (GMA) 3650

AMD Radeon RX Vega 3

Graphics interfaces

Available interfaces and connections of Atom D2550 and Athlon 300U integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Atom D2550 and Athlon 300U.

PCIe version	no data	3.0
PCI Express lanes	4	12

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Pros & cons summary

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Recency	1 November 2011	6 January 2019
Chip lithography	32 nm	14 nm
Power consumption (TDP)	10 Watt	15 Watt

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